Unlike Roman, Maya or Iñupiaq numerals, this isn’t a total reimagining of numbers. Instead, it’s an uncanny parallel universe. Any number without zeros retains its old appearance (1,776 is still 1,776 ...

But not long ago someone made the discovery that the North Pole is not the only starting point that satisfies the given ...

Jeff Smith is a former Math teacher and a retired US Navy Lieutenant Commander. Reach him at JeffreyRSmith@aol.com.

Well, the time has come to try homeschooling at home. Many parents are familiar with this after the pandemic drove education ...

You can test yourself with the help of the problem published by OBOZ.UA today. Its condition is quite simple: you need to tell how many times the number 7 occurs between 1 and 100. To help you better ...

February 2, 2025 • NPR's Ayesha Rascoe plays the puzzle with Weekend Edition Puzzlemaster Will Shortz and Lauren Cusitello of San Diego, Cali.

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